Dell Power Edge R710 with CentOS

Peter Kjellstrom cap at nsc.liu.se
Mon May 24 11:43:14 CDT 2010


On Friday 21 May 2010, Markus Kovero wrote:
> Latest "fix" for issue is to disable C-states under processor configuration
> in bios. this also fixes problems in other OS's (eg. in solaris) Dell has
> been aware of the issue for months without real fix, just workarounds.

Note that disabling c-states typically increases idle power significantly.

/Peter

> Yours
> Markus Kovero
>
>
> -----Original Message-----
> From: linux-poweredge-bounces at dell.com
> [mailto:linux-poweredge-bounces at dell.com] On Behalf Of Steve Thompson Sent:
> 21. toukokuuta 2010 15:14
> To: Tom Boland
> Cc: linux-poweredge at dell.com
> Subject: Re: Dell Power Edge R710 with CentOS
>
> On Fri, 21 May 2010, Tom Boland wrote:
> > ... I had a 410 in to test, and I do believe it uses a different
> > broadcom chip.  This is one from an R710, as shown in lspci:
> >
> > 01:00.0 Ethernet controller: Broadcom Corporation NetXtreme II BCM5709
> > Gigabit Ethernet (rev 20)
> >
> > I think yours will be a BCM 5716, and I'm not able to comment on how the
> > drivers are for that chip.
>
> Indeed the R710 has BCM5709 and the R410 has BCM5716, but both (at least,
> the ones I have) are subject to similar issues, even under medium load.
> With disable_msi=1, they are both solid. CentOS 5.4.
>
> Steve
> ---------------------------------------------------------------------------
>- Steve Thompson                 E-mail:      smt AT vgersoft DOT com
> Voyager Software LLC           Web:         http://www DOT vgersoft DOT com
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>
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-- 
------------------------------------------------------------
  Peter Kjellström               | E-mail: cap at nsc.liu.se
  National Supercomputer Centre  |
  Sweden                         | http://www.nsc.liu.se
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